<p>yeah dummy is being used (i.e. changed) but not never <strong>read</strong> and that's what cppcheck is complaining about, bc normally why would you change a variable (which costs cpu cycles) when its new value is never used, so you could just omit changing the value in the first place.</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">—<br />You are receiving this because you are subscribed to this thread.<br />Reply to this email directly, <a href="https://github.com/RIOT-OS/RIOT/pull/11729?email_source=notifications&email_token=ABE7WYAVTHAIWM57LIBMK2TP3SPSXA5CNFSM4HZTXHI2YY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGODYIACCI#issuecomment-504365321">view it on GitHub</a>, or <a href="https://github.com/notifications/unsubscribe-auth/ABE7WYAPN22GE7YMO6GZX6DP3SPSXANCNFSM4HZTXHIQ">mute the thread</a>.<img src="https://github.com/notifications/beacon/ABE7WYAPZDXAMJO2ROGWWVTP3SPSXA5CNFSM4HZTXHI2YY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGODYIACCI.gif" height="1" width="1" alt="" /></p>
<script type="application/ld+json">[
{
"@context": "http://schema.org",
"@type": "EmailMessage",
"potentialAction": {
"@type": "ViewAction",
"target": "https://github.com/RIOT-OS/RIOT/pull/11729?email_source=notifications\u0026email_token=ABE7WYAVTHAIWM57LIBMK2TP3SPSXA5CNFSM4HZTXHI2YY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGODYIACCI#issuecomment-504365321",
"url": "https://github.com/RIOT-OS/RIOT/pull/11729?email_source=notifications\u0026email_token=ABE7WYAVTHAIWM57LIBMK2TP3SPSXA5CNFSM4HZTXHI2YY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGODYIACCI#issuecomment-504365321",
"name": "View Pull Request"
},
"description": "View this Pull Request on GitHub",
"publisher": {
"@type": "Organization",
"name": "GitHub",
"url": "https://github.com"
}
}
]</script>